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Cogent Communications

Name Holding Trade Value Shares
Change
Change in
Stake
6CM
26
683 Capital Management
New York
$8.48M -$3.3M -149,700 -25%
Citadel Advisors
27
Citadel Advisors
Florida
$8.03M +$5.71M +259,156 +155%
UBS Group
28
UBS Group
Switzerland
$8.03M +$3.91M +177,413 +71%
FCM
29
Frontier Capital Management
Massachusetts
$7.52M +$1.18M +53,405 +15%
BFM
30
Boothbay Fund Management
New York
$7.14M +$3.5M +158,901 +72%
PCU
31
Palliser Capital (UK)
United Kingdom
$6.3M -$2.02M -91,740 -22%
Vanguard Fiduciary Trust
32
Vanguard Fiduciary Trust
Pennsylvania
$6.3M +$7.37M +334,428 New
GIM
33
Granahan Investment Management
Massachusetts
$5.98M +$2.21M +100,422 +46%
Bank of America
34
Bank of America
North Carolina
$5.7M -$19.8M -899,068 -75%
PP
35
PDT Partners
New York
$5.34M +$6.25M +283,629 New
Jane Street
36
Jane Street
New York
$5.23M +$896K +40,650 +17%
FCM
37
FourWorld Capital Management
New York
$5M +$5.85M +265,500 New
Bank of New York Mellon
38
Bank of New York Mellon
New York
$4.98M -$272K -12,364 -4%
HIM
39
Herald Investment Management
United Kingdom
$4.57M
Invesco
40
Invesco
Georgia
$4.57M -$433K -19,642 -7%
Walleye Capital
41
Walleye Capital
New York
$4.51M +$3.04M +138,149 +136%
Principal Financial Group
42
Principal Financial Group
Iowa
$4.37M +$114K +5,162 +2%
Millennium Management
43
Millennium Management
New York
$4.3M +$4.18M +189,613 +489%
AQR Capital Management
44
AQR Capital Management
Connecticut
$3.95M +$3.97M +180,177 +606%
Public Sector Pension Investment Board (PSP Investments)
45
Public Sector Pension Investment Board (PSP Investments)
Quebec, Canada
$3.2M +$112K +5,067 +3%
Nuveen
46
Nuveen
North Carolina
$3.17M -$26.4K -1,200 -0.7%
William Blair & Company
47
William Blair & Company
Illinois
$3.14M -$245K -11,134 -6%
AAM
48
Advisors Asset Management
Colorado
$2.82M -$704K -31,952 -18%
Tudor Investment Corp
49
Tudor Investment Corp
Connecticut
$2.63M +$3.08M +139,692 New
RhumbLine Advisers
50
RhumbLine Advisers
Massachusetts
$2.6M +$10.1K +459 +0.3%